package ch4_p1;

public class XCopy {
	public static void main(String[] args){
		int orig = 42;
		XCopy x = new XCopy();
		int y = x.go(orig);
		System.out.println(orig + " " + y);
	}
	
	int go(int arg){
		arg = arg * 2;
		return arg;
	}
}
